freebsd-dev/usr.sbin/pc-sysinstall/backend/functions-upgrade.sh
Josh Paetzel 6e545fce9a Fix a syntax error in a little-used function.
Replace expr with $(())
Replace grep > /dev/null with grep -q
Replace "$?" = "0" with $? -eq 0 in tests
Consolidate export statements with variable assignment
Replace tests for ! -z with -n

Approved by:	kib (mentor)
2011-03-27 16:57:54 +00:00

248 lines
7.5 KiB
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#!/bin/sh
#-
# Copyright (c) 2010 iXsystems, Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
# Functions which perform the mounting / unmount for upgrades
. ${PROGDIR}/backend/functions-unmount.sh
mount_target_slice()
{
MPART="${1}"
# Import any zpools
zpool import -o altroot=${FSMNT} -a
umount_all_dir "${FSMNT}"
# Set a variable of files we want to make backups of before doing upgrade
BKFILES="/etc/rc.conf /boot/loader.conf"
if [ -e "/dev/${MPART}" ] ; then
rc_nohalt "mount /dev/${MPART} ${FSMNT}"
if [ $? -ne 0 ] ; then
# Check if we have ZFS tank name
rc_halt "mount -t zfs ${MPART} ${FSMNT}"
fi
else
# Check if we have ZFS tank name
rc_halt "mount -t zfs ${MPART} ${FSMNT}"
fi
# Mount devfs in chroot
mount -t devfs devfs ${FSMNT}/dev
# Check if we have any ZFS partitions to mount
zfs mount -a
# Mount all the fstab goodies on disk
chroot ${FSMNT} /sbin/mount -a -t nolinprocfs >>${LOGOUT} 2>>${LOGOUT}
chroot ${FSMNT} umount /proc >/dev/null 2>/dev/null
chroot ${FSMNT} umount /compat/linux/proc >/dev/null 2>/dev/null
# Now before we start the upgrade, make sure we set our noschg flags
echo_log "Cleaning up old filesystem... Please wait..."
rc_halt "chflags -R noschg ${FSMNT}"
# Make backup copies of some files
for i in ${BKFILES}
do
cp ${FSMNT}${i} ${FSMNT}${i}.preUpgrade >/dev/null 2>/dev/null
done
# Remove some old dirs
rm -rf ${FSMNT}/etc/rc.d >/dev/null 2>/dev/null
# If we are doing PC-BSD install, lets cleanup old pkgs on disk
if [ "$INSTALLTYPE" != "FreeBSD" ]
then
echo_log "Removing old packages, this may take a while... Please wait..."
echo '#!/bin/sh
for i in `pkg_info -aE`
do
echo "Uninstalling package: ${i}"
pkg_delete -f ${i} >/dev/null 2>/dev/null
done
' >${FSMNT}/.cleanPkgs.sh
chmod 755 ${FSMNT}/.cleanPkgs.sh
chroot ${FSMNT} /.cleanPkgs.sh
rm ${FSMNT}/.cleanPkgs.sh
run_chroot_cmd "pkg_delete -f \*" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /usr/PCBSD" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /PCBSD" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /var/db/pkgs" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /usr/local32" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /usr/sbin" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /usr/lib" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /usr/bin" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /boot/kernel" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /sbin" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /bin" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /lib" >/dev/null 2>/dev/null
run_chroot_cmd "rm -rf /libexec" >/dev/null 2>/dev/null
fi
};
# Mount the target upgrade partitions
mount_upgrade()
{
# Make sure we remove the old upgrade-mount script
rm -rf ${TMPDIR}/.upgrade-unmount >/dev/null 2>/dev/null
# We are ready to start mounting, lets read the config and do it
while read line
do
echo $line | grep -q "^disk0=" 2>/dev/null
if [ $? -eq 0 ]
then
# Found a disk= entry, lets get the disk we are working on
get_value_from_string "${line}"
strip_white_space "$VAL"
DISK="$VAL"
fi
echo $line | grep -q "^commitDiskPart" 2>/dev/null
if [ $? -eq 0 ]
then
# Found our flag to commit this disk setup / lets do sanity check and do it
if [ -n "${DISK}" ]
then
# Start mounting this slice
mount_target_slice "${DISK}"
# Increment our disk counter to look for next disk and unset
unset DISK
break
else
exit_err "ERROR: commitDiskPart was called without procceding disk<num>= and partition= entries!!!"
fi
fi
done <${CFGF}
};
copy_skel_files_upgrade()
{
# Now make sure we fix any user profile scripts, which cause problems from 7.x->8.x
echo '#!/bin/sh
cd /home
for i in `ls`
do
# Backup the old profile dirs
if [ -d "${i}" ]
then
mv /home/${i}/.kde4 /home/${i}/.kde4.preUpgrade >/dev/null 2>/dev/null
mv /home/${i}/.kde /home/${i}/.kde.preUpgrade >/dev/null 2>/dev/null
mv /home/${i}/.fluxbox /home/${i}/.fluxbox.preUpgrade >/dev/null 2>/dev/null
# Copy over the skel directories
tar cv --exclude "./dot.*" -f - -C /usr/share/skel . 2>/dev/null | tar xvf - -C /home/${i} 2>/dev/null
for j in `ls /usr/share/skel/dot*`
do
dname=`echo ${j} | sed s/dot//`
cp /usr/share/skel/${j} /home/${i}/${dname}
done
chown -R ${i}:${i} /home/${i}
fi
done
' >${FSMNT}/.fixUserProfile.sh
chmod 755 ${FSMNT}/.fixUserProfile.sh
chroot ${FSMNT} /.fixUserProfile.sh >/dev/null 2>/dev/null
rm ${FSMNT}/.fixUserProfile.sh
# if the user wants to keep their original .kde4 profile
###########################################################################
get_value_from_cfg "upgradeKeepDesktopProfile"
if [ "$VAL" = "YES" -o "$VAL" = "yes" ] ; then
echo '#!/bin/sh
cd /home
for i in `ls`
do
# Import the old config again
if [ -d "${i}/.kde4.preUpgrade" ]
then
# Copy over the skel directories
tar cv -f - -C /home/${i}/.kde4.preUpgrade . 2>/dev/null | tar xvf - -C /home/${i}/.kde4 2>/dev/null
chown -R ${i}:${i} /home/${i}/.kde4
fi
done
' >${FSMNT}/.fixUserProfile.sh
chmod 755 ${FSMNT}/.fixUserProfile.sh
chroot ${FSMNT} /.fixUserProfile.sh >/dev/null 2>/dev/null
rm ${FSMNT}/.fixUserProfile.sh
fi
};
# Function which merges some configuration files with the new defaults
merge_old_configs()
{
# Merge the loader.conf with old
cp ${FSMNT}/boot/loader.conf ${FSMNT}/boot/loader.conf.new
merge_config "${FSMNT}/boot/loader.conf.preUpgrade" "${FSMNT}/boot/loader.conf.new" "${FSMNT}/boot/loader.conf"
rm ${FSMNT}/boot/loader.conf.new
# Merge the rc.conf with old
cp ${FSMNT}/etc/rc.conf ${FSMNT}/etc/rc.conf.new
merge_config "${FSMNT}/etc/rc.conf.preUpgrade" "${FSMNT}/etc/rc.conf.new" "${FSMNT}/etc/rc.conf"
rm ${FSMNT}/etc/rc.conf.new
};
# Function which unmounts all the mounted file-systems
unmount_upgrade()
{
# If on PC-BSD, make sure we copy any fixed skel files
if [ "$INSTALLTYPE" != "FreeBSD" ] ; then
copy_skel_files_upgrade
fi
cd /
# Unmount FS
umount_all_dir "${FSMNT}"
# Run our saved unmount script for these file-systems
rc_nohalt "umount -f ${FSMNT}"
umount ${CDMNT}
};